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为了提高汽车ISA用永磁同步电机的起动速度,并降低磁链和转矩脉动,提出直接转矩控制策略.在定子磁链旋转坐标系下,把影响磁链和转矩的电压分量进行解耦,通过比例控制器获得所需的电压矢量分量,然后应用空间电压矢量调制方法控制逆变器.该策略的比例调节电压环节易于实现,空间电压矢量调制方法则保证了功率器件的开关频率恒定.仿真和实验结果表明:该控制方式在保证系统具有良好动态性能的同时,稳态性能得到了较大提高,磁链和转矩脉动明显减小.
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微电机
ISSN: 1001-6848
Year: 2011
Issue: 7
Volume: 44
Page: 68-71
Cited Count:
WoS CC Cited Count: 0
SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count: -1
Chinese Cited Count:
30 Days PV: 3
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